Home / 11,414.25-15,753.83-6,446.25

Finding the Fourth Proportional to 11,414.25, 15,753.83 and 6,446.25

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Solution

The fourth proportional to 11,414.25, 15,753.83 and 6,446.25 is: 8,897.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,414.25 : 15,753.83 = 6,446.25 : x
  2. Step 2: Convert to fraction form
    11,414.25/15,753.83 = 6,446.25/x
  3. Step 3: Cross multiply
    11,414.25x = 15,753.83 × 6,446.25
  4. Step 4: Simplify right side
    11,414.25x = 101,553,094.41
  5. Step 5: Solve for x
    x = 101,553,094.41/11,414.25
  6. Step 6: Final answer
    x = 8,897.04

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.